<template>
    <div class="search">
        <div class="search-box-wrapper">
            <search-box ref="searchBox" @query="onQueryChange"></search-box>
        </div>
        <div ref="shortcutWrapper" class="shortcut-wrapper" v-show="!query">
            <scroll :refreshDelay="refreshDelay" ref="shortcut" class="shortcut" :data="shortcut">
                <div>
                    <div class="hot-key">
                        <h1 class="title">热门搜索</h1>
                        <ul>
                            <li @click="addQuery(item.k)" class="item" v-for="item in hotKey">
                                <span>{{item.k}}</span>
                            </li>
                        </ul>
                    </div>
                    <div class="search-history" v-show="searchHistory.length">
                        <h1 class="title">
                            <span class="text">搜索历史</span>
                            <span @click="showConfirm" class="clear">
                <i class="icon-clear"></i>
              </span>
                        </h1>
                        <search-list @delete="deleteSearchHistory" @select="addQuery" :searches="searchHistory"></search-list>
                    </div>
                </div>
            </scroll>
        </div>
        <div class="search-result" v-show="query" ref="searchResult">
            <suggest @listScroll="blurInput" @select="saveSearch" ref="suggest" :query="query"></suggest>
        </div>
        <confirm ref="confirm" @confirm="clearSearchHistory" text="是否清空所有搜索历史" confirmBtnText="清空"></confirm>
        <router-view></router-view>
    </div>
</template>

<script type="text/ecmascript-6">
  import SearchBox from 'base/search-box/search-box'
  import SearchList from 'base/search-list/search-list'
  import Scroll from 'base/scroll/scroll'
  import Confirm from 'base/confirm/confirm'
  import Suggest from 'components/suggest/suggest'
  import {getHotKey} from 'api/search'
  import {ERR_OK} from 'api/config'
  import {playlistMixin, searchMixin} from 'common/js/mixin'
  import {mapActions} from 'vuex'

  export default {
    mixins: [playlistMixin, searchMixin],
    data() {
      return {
        hotKey: []
      }
    },
    computed: {
      shortcut() {
        return this.hotKey.concat(this.searchHistory)
      }
    },
    created() {
      this._getHotKey()
    },
    methods: {
      handlePlaylist(playlist) {
        const bottom = playlist.length > 0 ? '60px' : ''

        this.$refs.searchResult.style.bottom = bottom
        this.$refs.suggest.refresh()

        this.$refs.shortcutWrapper.style.bottom = bottom
        this.$refs.shortcut.refresh()
      },
      showConfirm() {
        this.$refs.confirm.show()
      },
      blurInput() {
        this.$refs.searchBox.blur()
      },
      _getHotKey() {
        getHotKey().then((res) => {
          if (res.code === ERR_OK) {
            this.hotKey = res.data.hotkey.slice(0, 10)
          }
        })
      },
      ...mapActions([
        'clearSearchHistory'
      ])
    },
    watch: {
      query(newQuery) {
        if (!newQuery) {
          setTimeout(() => {
            this.$refs.shortcut.refresh()
          }, 20)
        }
      }
    },
    components: {
      SearchBox,
      SearchList,
      Scroll,
      Confirm,
      Suggest
    }
  }
</script>

<style lang="stylus" rel="stylesheet/stylus">
    @import "~common/stylus/variable"
    @import "~common/stylus/mixin"

    .search
        .search-box-wrapper
            margin: 20px
        .shortcut-wrapper
            position: fixed
            top: 178px
            bottom: 0
            width: 100%
            .shortcut
                height: 100%
                overflow: hidden
                .hot-key
                    margin: 0 20px 20px 20px
                    .title
                        margin-bottom: 20px
                        font-size: $font-size-medium
                        color: $color-text-l
                    .item
                        display: inline-block
                        padding: 5px 10px
                        margin: 0 20px 10px 0
                        border-radius: 6px
                        background: $color-highlight-background
                        font-size: $font-size-medium
                        color: $color-text-d
                .search-history
                    position: relative
                    margin: 0 20px
                    .title
                        display: flex
                        align-items: center
                        height: 40px
                        font-size: $font-size-medium
                        color: $color-text-l
                        .text
                            flex: 1
                        .clear
                            extend-click()
                            .icon-clear
                                font-size: $font-size-medium
                                color: $color-text-d
        .search-result
            position: fixed
            width: 100%
            top: 178px
            bottom: 0
</style>
